Top 10 Hard Water Test Strips – Swimming Pool Test Strips

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1. Health Metric


Pro Water Hardness Test Kit, Quick and Easy Hard Water Test Strips for Water Softener Dishwasher Well Spa and Pool Water | 50 Tester Strips at 0-425 ppm | Calcium and Magnesium Total Hardness

Health Metric #ad - Quick and accurate - save time and get the test results within seconds. No need to visit a hardware store or wait for someone else to check the quality of your water. Even better, the unused strips remain airtight and dry for future use, allowing you to carry out measurements up to 10 months after initial use.

Dedicated team of experts - you can always count on our team of ePA experts, with more than 30 years of expertise in the water quality industry. Excellent value - 50 high-quality test strips provide a cost-effective way to regularly test your water softener, aquarium, pool and spa water. The reliable and consistent accuracy of these test strips provide a simple and convenient way to measure water hardness. That’s why we are single-mindedly devoted to helping you with any questions you may have about water quality testing or the test strips.

Simply dip the strip into the water and compare it with a large color chart on the bottle. You don’t need to mess with a complicated test kit to reliably check the hardness of your water. Easy to read color chart - from red to green, the large color chart makes distinguishing your test results effortless. Easy to use - simple and clear instructions make these hassle-free test strips super easy to use. The total hardness is measured in both 0-25 GPG and 0-425 PPM, making it a perfect tool to calibrate your water softener or simply check the water hardness.
BrandHealth Metric #ad
ManufacturerHealth Metric #ad
Height4.13 Inches
Length1.65 Inches
Weight0.13 Pounds
Width1.65 Inches
Part NumberPD-33575



Ideal PPM Meter for Drinking Water Quality, RUNBO Water Hardness Test Strips,0-1000 mg/L,Acurate and Easy Test Strips to Determine Water Softener, Pool Water, Aquarium; 100 Counts.

RUNBO #ad - Long-term storage: 100 stripes in total. 50 refills in sealed moisture-proof foil bag to ensure the stripes can be stored for 2 years. 50 in Bottle. Quick & easy testing: just one single dip in the water for 2 seconds and then remove it.

Monitor your water hardness levels: To protect against corrosion, scale formation, cloudy water or excess foam. Hold the strip horizontally for 30 seconds, compare with color chart on bottle to get accurate results of your water quality. High precision result: no need to shake strip after dipping into water, each test strip is made of high quality fiber paper that provides instant and reliable result. Water hardness test strip is ideal for: water filter system, educational experiments, industrial processes, cloth diaper, fish tank, dishwasher, laundry, and for homeland security applications etc.
BrandRUNBO #ad
ManufacturerRUNBO #ad
Height4.72 Inches
Length1.81 Inches
Width1.81 Inches



Hard Water Test Kit, for Water Softener, Spa, Pool, More, Drinking Water, 200 Strips, Water Hardness Test Strips 0-425 ppm mg/L Value Pack, Total Hardness Test Strip, Water Softener Test Kit

TOP LINE TEST STRIPS #ad - Each bottle contains a clear print of the lot Number, 250, 50, 125, 25, Manufacturing Date and Expiration Date for your control.3️⃣ compare result to recommended range on color chart. 200 test strips per bottle: 200 test strips packed in a splash proof bottle with water resistant label for extra durability and protection.

Water hardness test kit: use our total hardness test strips in many applications including water softener systems, dishwashers, laundry, aquariums, drinking water, well water, fresh and salt water pools and spas, industrial applications and many more. Value pack: with 200 water hardness test strips per bottle this is your perfect solution at a great value for your home or business. Extremely accurate & easy to use: 1️⃣ remove 1 strip from bottle and close bottle immediately. Instant reliable results with simple and clear instructions.

Hard water test range: our water hardness tester range in test parameters between 0 and 425 ppm mg/L 0, 425 in an easy to read color range chart. 2️⃣ immerse strip into solution for 2 seconds then remove from solution and hold it horizontally for 60 seconds. Chlorine test strips are manufactured with Long Plastic 3. 5 in strips to help you keep your fingers away from chlorine not as chlorine test paper that could be inconvenient and could stick together at times. Click the “add to cart” Button NOW! .
ManufacturerTop Line Test Strips #ad
Height1.7 Inches
Length4.2 Inches
Width1.7 Inches
Part NumberTLTS03

4. Industrial Test Systems


Industrial Test Systems WaterWorks 481108 Total Hardness Test Strip | 3 Second Test | 0-1000ppm Range | Bottle of 50 Tests | Our #1 Test Strip for Total Hardness

Industrial Test Systems #ad - Accurate and reliable: components are tested by Quality Control personnel at each step and are rejected if they are outside of specifications. Complete kit: bottle of 50 test strips with verified color chart bottle label for easy color matching.

Standards are prepared using calibrated equipment, and concentrations are confirmed by recognized reference methods. Detection levels: total hardness 0, 80, 180, 40, 250, 120, 425, 1000 ppm. Easy to use: single dip and read test strip procedure and optimized color chart make the product ideal for technical and non technical users alike for detection of Total Hardness in water. Highest quality: its, accuracy, manufactures test strip products in their USA facility in an environment that allows for reproducibility, and traceability based on Good Manufacturing Practices.
BrandIndustrial Test Systems #ad
ManufacturerIndustrial Test Systems, Inc. #ad
Height3.94 Inches
Length3.94 Inches
Weight0 Pounds
Width1.57 Inches
Part Number480008

5. Hardness test strips


Total Hardness Water Test Strips Kit, Best Test for Determining Total Hardness Ranging from 0-425 mg/l, Accurate Results in Seconds! 100 Count

Hardness test strips #ad - Easy: simply dip the strip in water and compare the results to the color chart on the bottle. Determine water hardness in seconds! test ranges from 0-425 mg/l. 100 count: 100 test strips included! Continually test your well and tap water for consistency. Instant: results are determined in seconds! Accurate: reliably identify whether you have Soft or Hard Water that may need to be treated with a water conditioner.
BrandHardness test strips #ad
ManufacturerLUOHAS #ad
Height4.5 Inches
Length2 Inches
Width2 Inches



Spa, 16 in 1 Drinking Water Test Kit | Hard Water Quality Tester for Aquarium, Lead, Nitrite, Iron, Chlorine, Well & Tap Water | High Sensitivity Test Strips detect pH, Copper, Nitrate, Pool, Hardness

SJ WAVE #ad - Strips in an open package need to be used within 90 days while in an unopened package can last up to two years. Enjoy the peace of mind – detects low levels of impurities and foreign substances and keeps your family safe.

Reliable and fast results - ce certified for proven, reliable and quick results in 2 minutes – easy to use and great for school projects. Multiple uses - test every water source around your home, well and tap water, including drinking, pool & spa, hot tub and aquarium. Complete kit – everything you need to test your water; tests for 16 parameters, ensures lead free and pH safe drinking water; testing tube and dropper included in every kit for easy sample collection.

Separate package – 100 testing strips packed in 10 sealable bags with dry agent to ensure long shelf life and reliable results. You don't need to rush using all 100 strips within 90 days because we bag our strips separately.
BrandSJ WAVE #ad
ManufacturerSJ WAVE #ad

7. Med Lab Diagnostics


Iron, Spa. Strips for Water Hardness, Total Chlorine, 200 cnt. Home Water Quality Test for Tap Water, pH and More, Aluminum, Pool, Mercury, Fluoride, 16 in 1 Drinking Water Test Kit Strips, Lead

Med Lab Diagnostics #ad - Instruction guide: our water reagent Strips come with a full color guide with information about each of the 16 parameter tested. 16 parameters tested. Quality test: our water test strips provide Accurate Results for testing various water sources. Easy to test: drinking water test kit for each in home use. Biodegradable: safe for the environment! Our PLA strips are biodegradable. More strips: we include 200 test strips in two sealed pouches of 100 strips each for longer shelf life. Quick and Easy to Use.
BrandMed Lab Diagnostics #ad
ManufacturerMed Lab Diagnostics #ad

8. Pro Products


Pro Products Spectrum Basic Hardness Field Analysis Kits, The Best Water Quality Testing Equipment

Pro Products #ad - Tests quickly And Accurately For Water Hardness. Country of Origin: United States. Color: blue And White. Product dimension: 100 x 12. 0 x 5. 0 inches.
BrandPro Products #ad
ManufacturerPro Products #ad
Height5 Inches
Length10 Inches
Weight1.9 Pounds
Width12 Inches
Part Number2403

9. JNW Direct


Chlorine, Accurate 6-in-1 Swimming Pool Water Testing, Free App & Ebook Included, Test pH, JNW Direct Pool and Spa Test Strips, 100 Strip Pack, Bromine, Hardness and More

JNW Direct #ad - Get safe, clean and crystal clear water, our pool and spa test strips come with a great e-book explaining what your results mean and how you can keep your water in a healthy & clean condition year round.

Simply dip and compare with large color chart on bottle. Extremely easy to use pool water test strips, instant reliable results with simple and clear instructions. Available for IOS and Android. Tests for 6 parameters: total hardness, total chlorine, bromine, free chlorine, pH & total alkalinity.1100 strips means 100 tests - each swimming pool test strip provides accurate and fast results for any water sources including fresh and salt water pools, spas and hot-tubs. Ideal range marked on bottle. The ultimate at home pool test strips for your swimming pool & spa. Bonus free mobile app included - Record, track and monitor your pool test strip results with ultimate accuracy.
BrandJNW Direct #ad
ManufacturerJNW Direct #ad

10. Pentair


Pentair R151276 1200 Total Water Hardness Test Kit

Pentair #ad - Total water hardness test kit. 7 and instructions, 1/2-ounces No. Comes with total hardness in ppm or grains, test vial, 1-ounce No. 6, compact box. Includes 1 kit per pack. Measures 5-1/2-inch length by 13-3/4-inch height by 11-1/2-inch width.
BrandPentair #ad
ManufacturerPentair #ad
Height13.75 Inches
Length5.5 Inches
Weight0.46 Pounds
Width11.5 Inches
Part NumberR151276

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